With an account of the Regimen of the Missouri River, and a description of the methods used for Founding in that River. By O. Chanute, Chief-Engineer, and George Morrison, Assistant-Engineer. Illustrated with five lithographic views and twelve plates of plans. 4to, cloth 6 00 *KELTON, Gen. J. C.--New Bayonet Exercise.* A New Manual of the Bayonet, for the Army and Militia of the United States. With 40 beautifully engraved plates. Fifth edition. Revised. 12mo, cloth 2 00 *KING, W. H.--Lessons and Practical Notes on Steam,* The Steam-Engine, Propellers, etc., etc., for young Marine Engineers, Students, and others. Revised by Chief-Engineer J. W. King, U. S. Navy. Nineteenth edition, enlarged. 8vo, cloth 2 00 *KIRKWOOD, JAS. P.--Report on the Filtration of River Waters for the supply of Cities,* As practised in Europe, made to the Board of Water Commissioners of the City of St. Louis. Illustrated by 30 double-plate engravings. 4to, cloth 15 00 *LARRABEE, C. S.--Cipher and Secret Letter and Telegraphic Code, with Hogg's Improvements.* The most perfect secret code ever invented or discovered. Impossible to read without the key. 18mo, cloth 1 00 *LAZELLE, Capt. H. M., U. S. A.--One Law in Nature.* A New Corpuscular Theory, comprehending Unity of Force, Identity of Matter and its Multiple Atom Constitution; applied to the Physical Affections, or Modes of Energy. 12mo. 1 50 *LECOMTE, FERDINAND.--The War in the United States.* A Report to the Swiss Military Department. Translated from the French by a Staff Officer. 12mo, cloth 75 *LE GAL, Col. EUGENE.--School of the Guides.* Designed for the use of the Militia of the United States. 16mo, cloth 60 *LENDY, Capt.--Maxims and Instructions on the Art of War.* A Practical Military Guide for the use of Soldiers of all Arms and of all Countries. Translated from the French. 18mo, cloth 75 *LEVY, Com. U. P.--Manual of Internal Rules and Regulations for Men-of-War.* Third edition, revised and enlarged. 18mo, flexible cloth 30 *LIEBER, FRANCIS, LL.D.--Instructions for Armies.* Instructions for the Government of Armies of the United States in the Field. 12mo, paper 25 *LIPPITT.--Special Operations of War.* 12mo, cloth 1 00 ---- *Field Service in War.* 12mo, cloth 1 00 ---- *Tactical Use of the Three Arms.* 12mo, cloth 1 00 ---- *Intrenchments.* 12mo, cloth 1 25